AUGUST 4, 2026
Live Feed
Back to database
Case File

CVE-2021-27378

CRITICAL · CVSS 9.8 EPSS 1.23%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-02-18 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. See the original NVD description below for full technical details.

CVE
CVE-2021-27378
Severity
CRITICAL
CVSS
9.8
EPSS
1.23%

Original NVD Description

An issue was discovered in the rand_core crate before 0.6.2 for Rust. Because read_u32_into and read_u64_into mishandle certain buffer-length checks, a random number generator may be seeded with too little data.